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GB/T 10087-2018: Basic tooth profile of cylindrical worm Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid GB/T 10087: Historical versions
Similar standardsGB/T 10087-2018: Basic tooth profile of cylindrical worm---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT10087-2018GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 21.200 J 17 Replacing GB/T 10087-1988 Basic tooth profile of cylindrical worm 圆柱蜗杆基本齿廓 Issued on: MAY 14, 2018 Implemented on: DECEMBER 1, 2018 Issued by. State Administration for Market Regulation; Standardization Administration of the PRC. Table of ContentsForeword ... 3 1 Scope ... 4 2 Normative references ... 4 3 Terms and definitions ... 4 4 Dimensional parameters of basic tooth profile ... 4 5 Tooth profile angle or generating angle of basic worm ... 6ForewordThis Standard is drafted in accordance with the rules given in GB/T 1.1-2009. This Standard replaces GB/T 10087-1988 “Basic tooth profile of cylindrical worm”. As compared with GB/T 10087-1988, the main changes of this Standard are as follows. - ADD the Foreword of the standard; - REFER to the latest edition of the relevant standards (SEE Clause 2; Clause 2 of the 1988 edition). Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. The issuing authority of this document shall not be held responsible for identifying any or all such patent rights. This Standard was proposed by and shall be under the jurisdiction of National Technical Committee 52 on Gears of Standardization Administration of China (SAC/TC 52). Drafting organizations of this Standard. Chongqing Machine Tool (Group) Co., Ltd., Zhengzhou Research Institute of Mechanical Engineering Co., Ltd., JIE Holding Group Co., Ltd.. Main drafters of this Standard. Li Xianguang, Li Yi, Yu Kebin, Zhang Yuanguo, Xie Xinfu, Wang Zhigang, Guan Hongjie. The previous editions of the standard replaced by this Standard were released as follows. - GB/T 10087-1988. Basic tooth profile of cylindrical worm1 ScopeThis Standard specifies the basic tooth profile of cylindrical worm. This Standard is applicable to cylindrical worm gearing with module m≥1mm and shaft angle ∑=90°. The basic worm type is Archimedes worm (ZA worm), straight sided normal worm (ZN worm), involute worm (ZI worm), and milled helicoid cylindrical worm (ZK worm).2 Normative referencesThe following documents are indispensable for the application of this document. For the dated references, only the versions with the dates indicated are applicable to this document. For the undated references, the latest version (including all the amendments) are applicable to this document. GB/T 3374.2 Vocabulary of gear terms - Part 2. Definitions related to worm gear geometry3 Terms and definitionsThe terms and definitions defined in GB/T 3374.2 and the following apply to this document. 3.1 Basic tooth profile of cylindrical worm The specified tooth profile of basic worm on a given section.4 Dimensional parameters of basic tooth profile4.1 Overview In the axial plane of worm, the dimensional parameters of basic tooth profile are shown in Figure 1. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of English version of GB/T 10087-2018 be delivered?Answer: The full copy PDF of English version of GB/T 10087-2018 can be downloaded in 9 seconds, and it will also be emailed to you in 9 seconds (double mechanisms to ensure the delivery reliably), with PDF-invoice.Question 2: Can I share the purchased PDF of GB/T 10087-2018_English with my colleagues?Answer: Yes. 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